APA (7th ed.) Citation

Harkness, K. (1950). Invitation to bridge. Simon and Schuster.

Chicago Style (17th ed.) Citation

Harkness, Kenneth. Invitation to Bridge. [New York]: Simon and Schuster, 1950.

MLA (9th ed.) Citation

Harkness, Kenneth. Invitation to Bridge. Simon and Schuster, 1950.

Warning: These citations may not always be 100% accurate.